DIF_a063_bbMIA
DIF_a063_bbMIA
Alert Information
Category
Other
Severity
critical
Live Incidence Rate
<0.01%
Models
Model Y
Description
One or more of the messages the Drive Inverter Front (DIF) Electronic Control Unit (ECU) receives periodically from the Decoupled Brake Booster (BB) ECU is not received, indicating the BB ECU may be unavailable (MIA).
Potential Impact
Drive system may not function as expected.
Set Condition
One or more of the expected messages from the BB ECU is not received.
Clear Condition
The DIF ECU starts receiving the expected messages from the BB ECU during the next drive cycle.